Asynchronous traction drive electric trains

摘要

1.asynchronous u0442u00a0u0433u043eu0432u044bu0439 drive electric, containing u0442u00a0u0433u043eu0432u044bu0435 asynchronous electric motors, with the system u043fu0438u0442u0430u043du0438u00a0 with u0438u043du0432u0435u0440u0442u043eu0440u0430u043cu0438 current, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 those wh on the system of u043fu0438u0442u0430u043du0438u00a0 consists of input u043eu0434u043du043eu0437u0432u0435u043du043du043eu0433u043e filter u0441u043eu0441u0442u043eu00a0u0449u0435u0433u043e lo of reactor connected to a network through a high-speed switch bv and p u043du0435u0432u043cu0430u0442u0438u0447u0435u0441u043au0438u0439 contactor pc 1 and installed in parallel to a resistor r3.and two series connected capacitors u0441u04441 and u0441u04442, in parallel, each of which is connected u0442u0438u0440u0438u0441u0442u043eu0440u043du044bu0439 tether u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 u0442u043eu043d1 and u0442u043eu043d2, u043fu043eu0441u043bu0435u0434u043eu0432u0430u0442u0435u043b u044cu043du043e each of which is connected to the braking resistor Rt1 and Rt2 respectively, u043fu043eu043bu043eu0436u0438u0442u0435u043bu044cu043du0430u00a0 u043eu0431u043au043bu0430u0434u043au0430 capacitor u0441u04441 connected to the entrance of u0442u0438u0440u0438u0441u0442u043eu0440u043du043eu0433u043e u043fu0440u0435u0440u044bu0432u0430u0442u0435u043bu00a0 u0442u043f1,and u043eu0442u0440u0438u0446u0430u0442u0435u043bu044cu043du0430u00a0 u043eu0431u043au043bu0430u0434u043au0430 capacitor u0441u04442 - an u0442u0438u0440u0438u0441u0442u043eu0440u043du043eu0433u043e u043fu0440u0435u0440u044bu0432u0430u0442u0435u043bu00a0 u0442u043f2, with exit and entrance u0442u0438u0440u0438u0441u0442u043eu0440u043du043eu0433u043e u043fu0440u0435u0440u044bu0432u0430u0442u0435u043bu00a0 u0442u043f1 u0442u0438u0440u0438u0441u0442u043eu0440u043du043eu0433u043e u043fu0440u0435u0440u044bu0432u0430u0442u0435u043bu00a0 u0442u043f2 p u043eu0434u043au043bu044eu0447u0435u043du044b through appropriate reverse diodes VD15 and VD25 to mid point capacitor batteries u0441u04441 - u0441u04442 access u0442u0438u0440u0438u0441u0442u043eu0440u043du043eu0433u043e u043fu0440u0435u0440u044bu0432u0430u0442u0435u043bu00a0 u0442u043f1 through u0441u0433u043bu0430u0436u0438u0432u0430u044eu0449u0438u0439 re actor Lc1 connected the autonomous inverter current u0430u0438u04421,out of which, through the pneumatic contactor pc 2 and a parallel circuit resistor Rt3 - u0442u0438u0440u0438u0441u0442u043eu0440u044b VS71.2 - VS71.1 - resistor Rt4, connected to the entrance of the autonomous inverter current u0430u0438u04422 who performed similarly in the form of three chains have consistently included autonomous inverter current u0430u0438u04422, out of which u0441u0433u043bu0430u0436u0438u0432u0430u044eu0449u0438u0439 reactor Lc2 is connected with the entrance u0442u0438u0440u0438u0441u0442u043eu0440u043du043eu0433u043e u043fu0440u0435u0440u044bu0432u0430u0442u0435u043bu00a0 u0442u043f2, exit the autonomous inverter is connected to the positive u043eu0431u043au043b u0430u0438u04421 u0430u0434u043au043eu0439 capacitor through the diode did u0441u04441 VD12,and the autonomous inverter current through the diode is connected with the negative u0430u0438u04422 VD22 u043eu0431u043au043bu0430u0434u043au043eu0439 capacitor u0441u04442.;2. asynchronous u0442u00a0u0433u043eu0432u044bu0439 drive in p.1, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 so that each u0442u0438u0440u0438u0441u0442u043eu0440u043du044bu0439 tether u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 u0442u043eu043d1 and u0442u043eu043d2 designed as a main u0442u0438u0440u0438u0441u0442u043eu0440u0430 VS12 (VS22) has united with the reactor L12 (L22), which is connected in parallel with the capacitor of the series circuit Ck11 (Ck21), u0442u0438u0440u0438u0441u0442u043eu0440u0430 VS11 (VS21) and reactor L11 (L21)in parallel u0442u0438u0440u0438u0441u0442u043eu0440u0443 VS11 (VS21) is a chain of sequentially connected diode did VD11 (VD21) and reactor L10 (L20), and an anode u0442u0438u0440u0438u0441u0442u043eu0440u0430 VS11 (VS21) is connected with the cathode with a diode did VD1 1 (VD21).;3. asynchronous u0442u00a0u0433u043eu0432u044bu0439 drive in p.1, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, u0442u0438u0440u0438u0441u0442u043eu0440u043du044bu0435 u0442u043f1 and u0442u043f2 switches, each of which is made of two parallel chains, one of which is included in the u0441u0435u0431u00a0 tiri store VS13 (VS23) reactor L14 (L24), thyristor VS17 (VS27), and u0434u0440u0443u0433u0430u00a0 - thyristor VS14 (VS24) reactor L15 (L25) and thyristor VS15 (VS25), in parallel u0442u0438u0440u0438u0441u0442u043eu0440u0430u043c VS13 (VS23)VS14 (VS24) connected diodes VD13 (VD23) and VD14 (VD24) respectively, and the anode u0442u0438u0440u0438u0441u0442u043eu0440u0430 VS13 (VS23) is connected with the cathode with a diode did VD13 (VD23) and an anode u0442u0438u0440u0438u0441u0442u043eu0440u0430 VS14 (VS24) is connected with the cathode with a diode and VD14 (VD24), to u043au0430u0442u043eu0434u0430u043c thyristors VS13 (VS23) and VS14 (VS24) is connected u043au043eu043cu043cu0443u0442u0438u0440u0443u044eu0449u0430u00a0 chain, u0441u043eu0441u0442u043eu00a0u0449u0430u00a0 of consistently included capacitor u0441u043a12 (u0441u043a22) and reactor L13 (L23)to u0430u043du043eu0434u0430u043c thyristors VS17 and VS15 connected circuit of two series connected thyristors VS18.1 and VS18.2, anodes which are connected, and are connected to a u043au0430u0442u043eu0434u044b u043du043eu0434u0430u043c thyristors VS17 and VS15 respectively, with u0430u043du043eu0434u0430u043c thyristors VS17 and VS15 connected u043au0430u0442u043eu0434u044b thyristors VS18.1 and VS18.2, to u043au0430u0442u043eu0434u0430u043c thyristors VS27 and VS25 connected circuit of two series connected thyristors VS28.1 and VS28.2, u043au0430u0442u043eu0434u044b which are connected, are connected to the anodes u043au0430u0442u043eu0434u0430u043c thyristors VS27 and VS25 respectively, anodes thyristors VS18.1 and VS18.2 through reactor L16 is connected to the middle point of the filter capacitors u0441u04441, u0441u04442, which in u0440u0435u0430u043a thor L26 thyristors are connected u043au0430u0442u043eu0434u044b VS28.1 and VS28.2, a u043au0430u0442u043eu0434u0430u043c thyristors VS27 and VS25 connected thyristors VS28.1 anodes and the anodes VS28.2, thyristors VS18.1 and VS18.2 (u043au0430u0442u043eu0434u044b thyristors VS28.1 and VS28.2) are connected.;4. asynchronous u0442u00a0u0433u043eu0432u044bu0439 drive in p.1, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, autonomous inverter current u0430u0438u04421 implemented as three circuits sequentially connected reactors L31, l33, L35, thyristors and diodes VS31, VS33, VS35 VD31, VD33 VD35, the phases of the asynchronous motors u0434u0442u0430u0437 and u0434u0442u04304 and between a filter u0441u043811, u0441u043812, u0441u043813, u0443u043fu043eu043cu00a0u043du0443u0442u044bu0435 chains continue and are sequentially connected various diodes VD34, VD36, VD32, u0442u0438u0440u0438u0441u0442u043eu0440u0430u043cu0438 VS34,VS36, VS32 and reactors L34, L36, L32 and connected filters u0441u043814, u0441u043816, u0441u043815, and together with the exit u0430u0438u04421 and autonomous inverter current u0430u0438u04422 performed similarly in terms of t rech circuits sequentially the reactors L41, L43, L45, thyristors and diodes VS41, VS43, VS45 VD41, VD43, VS45, interconnected filters u0441u043821, u0441u043823,u0441u043822 and with the phases of the other induction motors u0434u0442u04301 and u0434u0442u04302 further chain continue and are consistently the diodes VD44, VD46, VD42 and u0442u0438u0440u0438u0441u0442u043eu0440u0430u043cu0438 VS44, VS46, VS42 and reactors L44, L46, L42 and connected filters u0441u043824, u0441u043826 and u0441u043825, and together with the release u0430u0438u04422.